L(+)-Arginine 98+%
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
(S)-(+)-Arginine
Formule:
C₆H₁₄N₄O₂ Point d'ébullition: 368 °C (1013 hPa) Point de fusion: 223…224 °C (déc.) Densité: 1,3 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00002635 Numéro CAS: 74-79-3 EINECS: 200-811-1 Indice Merck: 13,00785 |
Résultats des tests de spécification
Appearance | White to almost white Crystalline powder or crystals |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (1 g, 105°C) |
Residue after ignition | ≤0.3 % |
Specific optical rotation | +25.8° to +28.5° (20°C, 589 nm) (c=8, 6 N HCl) (on dried substance) |
Titration with HClO4 | 98.0 to 102.0 % (on dried substance) |
Chloride (Cl) | ≤500 ppm |
Sulfate (SO4) | ≤300 ppm |
Iron (Fe) | ≤30 ppm |
Heavy metals (as Pb) | ≤15 ppm |
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